Engine technical description
Volvo Penta’s D6 is developed from the latest design in modern diesel technology. The engine has common rail
fuel injection system, double overhead camshafts, 4 valves per cylinder, turbocharger, compressor, and after-
cooler. The interaction of these, the large swept volume, and the EVC system results in exceptional diesel per-
formance combined with low emissions.
Engine block and head
— Cylinder block and cylinder head made of cast-iron
— Ladder frame fitted to engine block
— Double overhead camshafts
— Oil-cooled pistons with two compression rings and
one oil scraper ring
— Integrated cylinder liners
— Replaceable valve seats
— Seven-bearing crankshaft
— Rear-end transmission
Engine mounting
— Flexible engine mounting
Lubrication system
— Easily replaceable separate full-flow and by-pass
oil filter
— Seawater-cooled tubular oil cooler
Fuel system
— Common rail fuel injection system
— Control unit for processing the injection
— Fine filter with water separator
Air inlet and exhaust system
— Belt-driven compressor with silencer of absorption
type on both inlet and output port
— Air filter with replaceable insert
— Crankcase gases vented into the air inlet
— Exhaust elbow or exhaust riser
— Freshwater-cooled turbocharger
Cooling system
— Thermostatically regulated freshwater cooling
— Tubular heat exchanger with separate large vol
-
ume expansion tank
— Coolant system prepared for hot water outlet
— Seawater strainer and easily accessible impeller
pump
Electrical system
— 12V/24V two-pole electrical system
— 115A/80A marine alternator with Zener-diodes to
protect the system from peak voltage, and inte-
grated charging regulator with battery sensor ca-
ble for maximum use of alternator
— Fuses with automatic reset
— Aux. stop device
Instruments/control
— Complete instrumentation including key switch and
interlocked alarm
— EVC monitoring panels for single or twin installa-
tions
— Electronic remote control for throttle and shift
— Plug-in connections
Accessories
— An extensive range of accessories are available.
For detailed information, please see Accessory
catalogs.
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